When using flow measuring incentive spirometer,two balls are suspended for 4 seconds.One ball indicates 800 ml/second,two balls indicates 1000 ml/second,and three balls indicates 1200 ml/second.What is the volume the patient achieved?

Question

Quizplus · Accepted Answer

Volume is determined by multiplying the indicated flow rate by the number of seconds the ball is suspended at the top of the chamber.1000 ml X 4 seconds = 4000 ml.The goal is to have the patient suspend the maximum number of balls for a given amount of time (3 - 5 seconds).

When Using Flow Measuring Incentive Spirometer,two Balls Are Suspended for 4